Mitsubishi Electric MELSEC A Series User Manual page 138

Table 6.3 Error Code List for AnUCPU (Continue)
Error
Error
Code
Massage
(D9008)
"SP.UNIT 44
LAY.ERR."
Detailed
Error CPU
Code States
(D9091)
445 STOP There are 2 or more
interrupt modules
loaded.
446 Modules assigned by
parameters for
MNT/MINI automatic
refresh from the
peripheral device do
not conform with the
types of station
modules actually
linked.
447 The number of modules
of I/O assignment
registration (number of
loaded modules) per
one CPU module for the
special function
modules which can use
dedicated instructions is
larger than the specified
limit. (Total of the
number of computers
shown below is larger
than 1344.)
448* (1) Five or more
(2) A total of five or
125
Error and Cause
(AD59 × 5)
(AD57(S1)/AD58 × 8)
(AJ71C24(S3/S6/S8) × 10)
(AJ71UC24 × 10)
(AJ71C21(S1) (S2) × 29)
+
((AJ71PT32(S3) in
extension mode x 125)
Total >
1344
network modules
have been installed.
more of network
modules and data
link modules have
been installed.
Corrective Action
Reduce the interrupt
modules to 1 or less.
Perform again module
assignment for
MNT/MINI automatic
refresh with parameters
according to actually
linked station modules.
Reduce the number of
loaded special function
modules.
Make the total of the
installed network
modules and data link
modules four or less.